WhichTractor
  • Rigid chassis
  • WhichTractor size: Standard-size
  • No lab test on file
  • 1978–1982

It was ranked on an engine power figure whose source does not say gross or net. WhichTractor size, not the maker’s category

Derived by WhichTractor from a sourced three-point linkage. How we decide what a machine is

Deutz-Fahr DX 90 specs: hp, weight, years

KHD F5L 912 five-cylinder diesel. The manufacturer claimed 87 horsepower. No laboratory has tested one, so there is no measured figure at the shaft.

Engine power, claimed · gross or net not stated

87 hp

65 kW as stated by the source

No lab test on file

Claimed · standard not stated by the source

Source · Traktorenlexikon, “Deutz-Fahr DX 90”, claimed

This is the maker’s own figure, measured at the engine. Power at the PTO is lower — by how much, for this machine, nobody has measured.

Weight
9,425 lb
3-point lift
8,223 lb
Hyd. flow
10.9 gpm
Top speed
15.5–18.6 mph

Deutz-Fahr DX 90 specs: key facts

  • The Deutz-Fahr DX 90 was built from 1978 to 1982.

  • The Deutz-Fahr DX 90 has a claimed engine power (gross or net not stated) of 65 kW (87 hp); it has no measured PTO figure.

  • The Deutz-Fahr DX 90 was offered in two-wheel-drive and four-wheel-drive versions.

  • The Deutz-Fahr DX 90 has a KHD F5L 912 engine, a 5-cylinder 4.71 L diesel unit.Source 1

  • The Deutz-Fahr DX 90 weighs 4,275 kg (9,425 lb) unladen.

  • The Deutz-Fahr DX 90 has an independent rear PTO running at 540 rpm / 1000 rpm.

  • The three-point hitch of the Deutz-Fahr DX 90 lifts 3,730 kg (8,223 lb) at the lower-link ends.

  • The hydraulic pump of the Deutz-Fahr DX 90 delivers 41.4 L/min (10.9 gpm).

Source · Traktorenlexikon, “Deutz-Fahr DX 90”

Illustration of the 1978–1982 Deutz-Fahr DX 90, a 87 hp farm tractor, four-wheel-drive version, a drawing generated from its specification record
Illustration — not a photograph · four-wheel-drive version

How much horsepower does a DX 90 have?

The only figure for the DX 90 is 87 hp (65 kW) of claimed engine power, gross or net not stated, no test standard stated — not power at the shaft.

Engine, claimed (gross/net not stated)
87 hp

Source · Traktorenlexikon, “Deutz-Fahr DX 90”

What engine is in a DX 90?

A DX 90 has a KHD F5L 912, a 5-cylinder 4.71 L diesel engine.

Engine — DX 90 engine specifications
Make & modelKHD F5L 912Source 1
Cylinders5, air-cooledSource 1
Displacement287.5 ci · 4.71 LSource 1
Max torque221 lb·ft · 300 N·m @ 1,697 rpm
Injectiondirect injection
Electrical system12 V

Source · Traktorenlexikon, “Deutz-Fahr DX 90”

How much will a DX 90 lift, and what is its hydraulic flow?

A DX 90 lifts 8,223 lb (3,730 kg) at the lower-link ends.

Hydraulics & PTO — DX 90 hydraulics and PTO specifications
SystemOpen centre
Pump flow10.9 gpm · 41.4 L/min
Pressure3,046–3,771 psi · 210–260 bar
Lift at ends8,223 lb · 3,730 kg
Rear PTOIndependent, 540 rpm / 1000 rpm @ 2,057 engine rpmEngages under load
PTO shaft1 3/8"-6 splines (Form-1)

Source · Traktorenlexikon, “Deutz-Fahr DX 90”

What transmission does a DX 90 have?

Transmission specifications for the DX 90 are below.

Transmission — DX 90 transmission specifications
ClutchIndependent dry double clutch
SteeringHydrostatic ZF steering
Top speed15.5–18.6 mph · 25–30 km/hthe article lists alternatives

Source · Traktorenlexikon, “Deutz-Fahr DX 90”

How much does a DX 90 weigh?

A DX 90 weighs 9,425 lb (4,275 kg) unladen.

Weights & dimensions — DX 90 weights and dimensions
Unladen weight9,425 lb · 4,275 kgtwo-wheel-drive version
Maximum permissible mass13,228 lb · 6,000 kg
Maximum front axle load4,431 lb · 2,010 kg
Maximum rear axle load9,259 lb · 4,200 kg
Wheelbase100.7 in · 2,558 mmtwo-wheel-drive version
Length171.7 in · 4,360 mm
Width90.7 in · 2,304 mm
Height102.4 in · 2,600 mm
Ground clearance22.0 in · 560 mmtwo-wheel-drive version
Front track58.1–77.8 in · 1,476–1,976 mmtwo-wheel-drive version
Rear track63.0–78.7 in · 1,600–2,000 mm
Turning radius, braked13.2 ft · 4.02 m

Source · Traktorenlexikon, “Deutz-Fahr DX 90”

What oil does a DX 90 take, and how much?

A DX 90 engine takes 13.7 qt (13 L). Single source, not independently verified — always confirm against the operator’s manual for your machine.

DX 90 fluid capacities, grades and service intervals
SystemCapacity
Engine oil13.7 qt · 13 LSource: Traktorenlexikon, “Deutz-Fahr DX 90” · single source, not independently verified
Transmission50.7 qt · 48 LSource: Traktorenlexikon, “Deutz-Fahr DX 90” · single source, not independently verified

Always confirm against the operator’s manual for your machine before service.

Which tractors compare with a DX 90?

Within 10% of its 87 hp of claimed engine power, the same type, and first built within 15 years of it.

Common questions about the Deutz-Fahr DX 90

Is a DX 90 two-wheel drive or four-wheel drive?

The Deutz-Fahr DX 90 was offered in two-wheel-drive and four-wheel-drive versions.

What PTO does a DX 90 have?

A DX 90 has a independent 540 rpm / 1000 rpm rear PTO on a 1 3/8"-6 splines (Form-1) shaft.

Sources and how this page was built

Compiled from Traktorenlexikon, “Deutz-Fahr DX 85”; and Traktorenlexikon, “Deutz-Fahr DX 90”.

Sources checked

14 SEP 2026

Spotted an error?

Sources

Facts taken from these documents, units converted. Numbers beside a figure refer to this list. Licences and attribution

  1. Traktorenlexikon: Deutz-Fahr DX 85 — CC BY-SA 4.0, WIKIBOOKS-TL-84367 · revision 1089857. Wikibooks contributors (Traktorenlexikon). Original document
  2. Traktorenlexikon: Deutz-Fahr DX 90 — CC BY-SA 4.0, WIKIBOOKS-TL-88178 · revision 1089859. Wikibooks contributors (Traktorenlexikon). Original document